2019年mpa考试英语真题——连词477

{01}Though invited several   times, I still have some doubt ___ I can go to his   birthday party.    
A.when      
B.where      
C.why          
D.whether
解析：
本题选D。

{02}Having checked the doors were closed, and ______ all the lights were off, the boy opened
the door to his bedroom.  
A.that            
B.why            
C.when              
D.where
解析：
本题选A。